Well, they're the bindings you see on demo skis. They can be adjusted sizes very easily. and they're usually bulky and have a good amount of ecess plastic. I personally don't see why anyone would ski them on their own ski, they're just bound to break quite easily.

D-E-F-I-N-I-T-E-L-Y

The correct spelling is definitely.
Not definately.
Not definatly.
Not definantly.
Not definetly.
Not definently.
And certainly not defiantly.
The correct spelling is definitely.